15971260

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3581}}^1$

素因数の和:3813

約数の個数: 24

約数和(自身を含む): 33699456

約数和(自身を除く): 17728196

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 3581, 4460, 7162, 14324, 17905, 35810, 71620, 798563, 1597126, 3194252, 3992815, 7985630, 15971260]

約数ペア:

[(1, 15971260), (2, 7985630), (4, 3992815), (5, 3194252), (10, 1597126), (20, 798563), (223, 71620), (446, 35810), (892, 17905), (1115, 14324), (2230, 7162), (3581, 4460)]